Mercury vapor light base for exterior lighting fixture



FIG. 1 is a top isometric view of a mercury vapor light base for exterior lighting fixture showing one embodiment of my new design;

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a back elevational view of FIG. 1;

FIG. 4 is a side elevational view of FIG. 1 with other elements of a mercury vapor light shown in phantom for illustrative purposes only and forms no part of the claimed design;

FIG. 5 is a top plan view of FIG. 1;

FIG. 6 is a bottom plan view of FIG. 1;

FIG. 7 is a top isometric view of a mercury vapor light base for exterior lighting fixture showing an alternative embodiment of my new design;

FIG. 8 is a front elevational view of FIG. 7;

FIG. 9 is a back elevational view of FIG. 7;

FIG. 10 is a side elevational view of FIG. 7 with other elements of a mercury vapor light shown in phantom for illustrative purposes only and forms no part of the claimed design;

FIG. 11 is a top plan view of FIG. 7; and,

FIG. 12 is a bottom plan view of FIG. 7. 

The ornamental design for a mercury vapor light base for exterior lightingixture, as shown and described. 